Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

SIARD (SIAN2)

Lat: 40.39433°NLon: 117.62567°WElev: 4600.0ft.

NA

70°F

21°C

Humidity 17%
Wind Speed NE 8 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 31 Aug 09:38 AM PDT
Extended Forecast for

Unionville NV

  • Today

    Today: Sunny, with a high near 84. Northwest wind 5 to 10 mph becoming south in the morning.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 60. West wind 5 to 10 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Areas of blowing dust after 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Northwest wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.

    High: 78 °F

    Areas Blowing
    Dust

  • Tuesday Night

    Tuesday Night: Areas of blowing dust before 11pm. Partly cloudy, with a low around 52. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 52 °F

    Areas Blowing
    Dust and
    Breezy then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. West wind 5 to 15 mph.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 84. Northwest wind 5 to 10 mph becoming south in the morning.
Tonight
Increasing clouds, with a low around 60. West wind 5 to 10 mph.
Tuesday
Areas of blowing dust after 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 78. Northwest wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Areas of blowing dust before 11pm. Partly cloudy, with a low around 52. Breezy, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Wednesday
Sunny, with a high near 69. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 51. West wind 5 to 15 mph.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
A slight chance of showers. Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Unionville NV
 40.45°N 118.13°W (Elev. 5223 ft)
4:30 am PDT Aug 31, 2026
10am PDT Aug 31, 2026-6pm PDT Sep 6, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database